A mask enumeration that specifies the keys that can be used in mouse/key combinations to invoke a tool.
| Member | Value | Description |
|---|---|---|
| IXKEY_Alt | 4 | (0x00000004) - Alt key. |
| IXKEY_Ctrl | 2 | (0x00000002) - Control key. |
| IXKEY_None | 0 | (0x00000000) - No key. |
| IXKEY_Shift | 1 | (0x00000001) - Shift key. |